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Revenues in Excess of Billings - Long Term (Details Narrative) - USD ($)
12 Months Ended
Jun. 30, 2019
Jun. 30, 2018
Accreted amount $ 0 $ 252,281
Minimum [Member]    
Interest rate discount 3.87% 3.87%
Maximum [Member]    
Interest rate discount 4.43% 4.43%